int main() { { std::regex phone_numbers("\\d{3}-\\d{4}"); const char phone_book[] = "start 555-1234, 555-2345, 555-3456 end"; std::cregex_token_iterator i(std::begin(phone_book), std::end(phone_book), phone_numbers, -1); assert(i != std::cregex_token_iterator()); assert(i->str() == "start "); ++i; assert(i != std::cregex_token_iterator()); assert(i->str() == ", "); ++i; assert(i != std::cregex_token_iterator()); assert(i->str() == ", "); ++i; assert(i != std::cregex_token_iterator()); assert(i->str() == " end"); ++i; assert(i == std::cregex_token_iterator()); } { std::regex phone_numbers("\\d{3}-\\d{4}"); const char phone_book[] = "start 555-1234, 555-2345, 555-3456 end"; std::cregex_token_iterator i(std::begin(phone_book), std::end(phone_book), phone_numbers); assert(i != std::cregex_token_iterator()); assert(i->str() == "555-1234"); ++i; assert(i != std::cregex_token_iterator()); assert(i->str() == "555-2345"); ++i; assert(i != std::cregex_token_iterator()); assert(i->str() == "555-3456"); ++i; assert(i == std::cregex_token_iterator()); } { std::regex phone_numbers("\\d{3}-(\\d{4})"); const char phone_book[] = "start 555-1234, 555-2345, 555-3456 end"; std::cregex_token_iterator i(std::begin(phone_book), std::end(phone_book), phone_numbers, 1); assert(i != std::cregex_token_iterator()); assert(i->str() == "1234"); ++i; assert(i != std::cregex_token_iterator()); assert(i->str() == "2345"); ++i; assert(i != std::cregex_token_iterator()); assert(i->str() == "3456"); ++i; assert(i == std::cregex_token_iterator()); } }
int main() { { std::regex phone_numbers("\\d{3}-(\\d{4})"); const char phone_book[] = "start 555-1234, 555-2345, 555-3456 end"; const int indices[] = {-1, 0, 1}; std::cregex_token_iterator i(std::begin(phone_book), std::end(phone_book)-1, std::regex("\\d{3}-\\d{4}"), indices); } }
int main(int, char**) { { std::regex phone_numbers("\\d{3}-(\\d{4})"); const char phone_book[] = "start 555-1234, 555-2345, 555-3456 end"; std::vector<int> v; v.push_back(-1); v.push_back(-1); std::cregex_token_iterator i(std::begin(phone_book), std::end(phone_book)-1, std::regex("\\d{3}-\\d{4}"), v); } return 0; }
int main(int, char**) { { std::regex phone_numbers("\\d{3}-\\d{4}"); std::string phone_book("555-1234, 555-2345, 555-3456"); std::string r = std::regex_replace(phone_book, phone_numbers, "123-$&"); assert(r == "123-555-1234, 123-555-2345, 123-555-3456"); } { std::regex phone_numbers("\\d{3}-\\d{4}"); std::string phone_book("555-1234, 555-2345, 555-3456"); std::string r = std::regex_replace(phone_book, phone_numbers, "123-$&", std::regex_constants::format_sed); assert(r == "123-$555-1234, 123-$555-2345, 123-$555-3456"); } { std::regex phone_numbers("\\d{3}-\\d{4}"); std::string phone_book("555-1234, 555-2345, 555-3456"); std::string r = std::regex_replace(phone_book, phone_numbers, "123-&", std::regex_constants::format_sed); assert(r == "123-555-1234, 123-555-2345, 123-555-3456"); } { std::regex phone_numbers("\\d{3}-\\d{4}"); std::string phone_book("555-1234, 555-2345, 555-3456"); std::string r = std::regex_replace(phone_book, phone_numbers, "123-$&", std::regex_constants::format_no_copy); assert(r == "123-555-1234123-555-2345123-555-3456"); } { std::regex phone_numbers("\\d{3}-\\d{4}"); std::string phone_book("555-1234, 555-2345, 555-3456"); std::string r = std::regex_replace(phone_book, phone_numbers, "123-$&", std::regex_constants::format_first_only); assert(r == "123-555-1234, 555-2345, 555-3456"); } { std::regex phone_numbers("\\d{3}-\\d{4}"); std::string phone_book("555-1234, 555-2345, 555-3456"); std::string r = std::regex_replace(phone_book, phone_numbers, "123-$&", std::regex_constants::format_first_only | std::regex_constants::format_no_copy); assert(r == "123-555-1234"); } return 0; }
int main(int, char**) { { std::regex phone_numbers("\\d{3}-\\d{4}"); const char phone_book[] = "start 555-1234, 555-2345, 555-3456 end"; std::cregex_token_iterator i(std::begin(phone_book), std::end(phone_book)-1, phone_numbers, -1); assert(i != std::cregex_token_iterator()); assert(!(i == std::cregex_token_iterator())); std::cregex_token_iterator i2 = i; assert(i2 == i); assert(!(i2 != i)); ++i; assert(!(i2 == i)); assert(i2 != i); } return 0; }
int main() { #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES { std::regex phone_numbers("\\d{3}-(\\d{4})"); const char phone_book[] = "start 555-1234, 555-2345, 555-3456 end"; std::cregex_token_iterator i(std::begin(phone_book), std::end(phone_book), phone_numbers, {-1, 0, 1}); assert(i != std::cregex_token_iterator()); assert(i->str() == "start "); ++i; assert(i != std::cregex_token_iterator()); assert(i->str() == "555-1234"); ++i; assert(i != std::cregex_token_iterator()); assert(i->str() == "1234"); ++i; assert(i != std::cregex_token_iterator()); assert(i->str() == ", "); ++i; assert(i != std::cregex_token_iterator()); assert(i->str() == "555-2345"); ++i; assert(i != std::cregex_token_iterator()); assert(i->str() == "2345"); ++i; assert(i != std::cregex_token_iterator()); assert(i->str() == ", "); ++i; assert(i != std::cregex_token_iterator()); assert(i->str() == "555-3456"); ++i; assert(i != std::cregex_token_iterator()); assert(i->str() == "3456"); ++i; assert(i != std::cregex_token_iterator()); assert(i->str() == " end"); ++i; assert(i == std::cregex_token_iterator()); } #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES }
int main() { { std::regex phone_numbers("\\d{3}-\\d{4}"); const char phone_book[] = "555-1234, 555-2345, 555-3456"; std::cregex_iterator i(std::begin(phone_book), std::end(phone_book), phone_numbers); assert(i != std::cregex_iterator()); assert((*i).size() == 1); assert((*i).position() == 0); assert((*i).str() == "555-1234"); ++i; assert(i != std::cregex_iterator()); assert((*i).size() == 1); assert((*i).position() == 10); assert((*i).str() == "555-2345"); ++i; assert(i != std::cregex_iterator()); assert((*i).size() == 1); assert((*i).position() == 20); assert((*i).str() == "555-3456"); ++i; assert(i == std::cregex_iterator()); } }
int main() { { std::regex phone_numbers("\\d{3}-\\d{4}"); const char phone_book[] = "555-1234, 555-2345, 555-3456"; typedef output_iterator<char*> Out; typedef bidirectional_iterator<const char*> Bi; char buf[100] = {0}; Out r = std::regex_replace(Out(buf), Bi(std::begin(phone_book)), Bi(std::end(phone_book)-1), phone_numbers, "123-$&"); assert(r.base() == buf+40); assert(buf == std::string("123-555-1234, 123-555-2345, 123-555-3456")); } { std::regex phone_numbers("\\d{3}-\\d{4}"); const char phone_book[] = "555-1234, 555-2345, 555-3456"; typedef output_iterator<char*> Out; typedef bidirectional_iterator<const char*> Bi; char buf[100] = {0}; Out r = std::regex_replace(Out(buf), Bi(std::begin(phone_book)), Bi(std::end(phone_book)-1), phone_numbers, "123-$&", std::regex_constants::format_sed); assert(r.base() == buf+43); assert(buf == std::string("123-$555-1234, 123-$555-2345, 123-$555-3456")); } { std::regex phone_numbers("\\d{3}-\\d{4}"); const char phone_book[] = "555-1234, 555-2345, 555-3456"; typedef output_iterator<char*> Out; typedef bidirectional_iterator<const char*> Bi; char buf[100] = {0}; Out r = std::regex_replace(Out(buf), Bi(std::begin(phone_book)), Bi(std::end(phone_book)-1), phone_numbers, "123-&", std::regex_constants::format_sed); assert(r.base() == buf+40); assert(buf == std::string("123-555-1234, 123-555-2345, 123-555-3456")); } { std::regex phone_numbers("\\d{3}-\\d{4}"); const char phone_book[] = "555-1234, 555-2345, 555-3456"; typedef output_iterator<char*> Out; typedef bidirectional_iterator<const char*> Bi; char buf[100] = {0}; Out r = std::regex_replace(Out(buf), Bi(std::begin(phone_book)), Bi(std::end(phone_book)-1), phone_numbers, "123-$&", std::regex_constants::format_no_copy); assert(r.base() == buf+36); assert(buf == std::string("123-555-1234123-555-2345123-555-3456")); } { std::regex phone_numbers("\\d{3}-\\d{4}"); const char phone_book[] = "555-1234, 555-2345, 555-3456"; typedef output_iterator<char*> Out; typedef bidirectional_iterator<const char*> Bi; char buf[100] = {0}; Out r = std::regex_replace(Out(buf), Bi(std::begin(phone_book)), Bi(std::end(phone_book)-1), phone_numbers, "123-$&", std::regex_constants::format_first_only); assert(r.base() == buf+32); assert(buf == std::string("123-555-1234, 555-2345, 555-3456")); } { std::regex phone_numbers("\\d{3}-\\d{4}"); const char phone_book[] = "555-1234, 555-2345, 555-3456"; typedef output_iterator<char*> Out; typedef bidirectional_iterator<const char*> Bi; char buf[100] = {0}; Out r = std::regex_replace(Out(buf), Bi(std::begin(phone_book)), Bi(std::end(phone_book)-1), phone_numbers, "123-$&", std::regex_constants::format_first_only | std::regex_constants::format_no_copy); assert(r.base() == buf+12); assert(buf == std::string("123-555-1234")); } }
int main(int, char**) { { std::regex phone_numbers("\\d{3}-\\d{4}"); const char phone_book[] = "start 555-1234, 555-2345, 555-3456 end"; std::cregex_token_iterator i(std::begin(phone_book), std::end(phone_book)-1, phone_numbers, -1); std::cregex_token_iterator i2 = i; std::cregex_token_iterator i3; assert(i != std::cregex_token_iterator()); assert(i2 != std::cregex_token_iterator()); assert(i->str() == "start "); assert(i2->str() == "start "); i3 = i++; assert(i != std::cregex_token_iterator()); assert(i2 != std::cregex_token_iterator()); assert(i3 != std::cregex_token_iterator()); assert(i->str() == ", "); assert(i2->str() == "start "); assert(i3->str() == "start "); i3 = i++; assert(i != std::cregex_token_iterator()); assert(i2 != std::cregex_token_iterator()); assert(i3 != std::cregex_token_iterator()); assert(i->str() == ", "); assert(i2->str() == "start "); assert(i3->str() == ", "); i3 = i++; assert(i != std::cregex_token_iterator()); assert(i2 != std::cregex_token_iterator()); assert(i3 != std::cregex_token_iterator()); assert(i->str() == " end"); assert(i2->str() == "start "); assert(i3->str() == ", "); i3 = i++; assert(i == std::cregex_token_iterator()); assert(i2 != std::cregex_token_iterator()); assert(i3 != std::cregex_token_iterator()); assert(i2->str() == "start "); assert(i3->str() == " end"); } { std::regex phone_numbers("\\d{3}-\\d{4}"); const char phone_book[] = "start 555-1234, 555-2345, 555-3456 end"; std::cregex_token_iterator i(std::begin(phone_book), std::end(phone_book)-1, phone_numbers, -1); std::cregex_token_iterator i2 = i; std::cregex_token_iterator i3; assert(i != std::cregex_token_iterator()); assert(i2 != std::cregex_token_iterator()); assert(i->str() == "start "); assert(i2->str() == "start "); i3 = i; ++i; assert(i != std::cregex_token_iterator()); assert(i2 != std::cregex_token_iterator()); assert(i3 != std::cregex_token_iterator()); assert(i->str() == ", "); assert(i2->str() == "start "); assert(i3->str() == "start "); i3 = i; ++i; assert(i != std::cregex_token_iterator()); assert(i2 != std::cregex_token_iterator()); assert(i3 != std::cregex_token_iterator()); assert(i->str() == ", "); assert(i2->str() == "start "); assert(i3->str() == ", "); i3 = i; ++i; assert(i != std::cregex_token_iterator()); assert(i2 != std::cregex_token_iterator()); assert(i3 != std::cregex_token_iterator()); assert(i->str() == " end"); assert(i2->str() == "start "); assert(i3->str() == ", "); i3 = i; ++i; assert(i == std::cregex_token_iterator()); assert(i2 != std::cregex_token_iterator()); assert(i3 != std::cregex_token_iterator()); assert(i2->str() == "start "); assert(i3->str() == " end"); } { std::regex phone_numbers("\\d{3}-\\d{4}"); const char phone_book[] = "start 555-1234, 555-2345, 555-3456 end"; std::cregex_token_iterator i(std::begin(phone_book), std::end(phone_book)-1, phone_numbers); assert(i != std::cregex_token_iterator()); assert(i->str() == "555-1234"); i++; assert(i != std::cregex_token_iterator()); assert(i->str() == "555-2345"); i++; assert(i != std::cregex_token_iterator()); assert(i->str() == "555-3456"); i++; assert(i == std::cregex_token_iterator()); } { std::regex phone_numbers("\\d{3}-(\\d{4})"); const char phone_book[] = "start 555-1234, 555-2345, 555-3456 end"; std::cregex_token_iterator i(std::begin(phone_book), std::end(phone_book)-1, phone_numbers, 1); assert(i != std::cregex_token_iterator()); assert(i->str() == "1234"); i++; assert(i != std::cregex_token_iterator()); assert(i->str() == "2345"); i++; assert(i != std::cregex_token_iterator()); assert(i->str() == "3456"); i++; assert(i == std::cregex_token_iterator()); } return 0; }